<template>
  <PageWrapper
    v-loading="loadingRef"
    loading-tip="加载中..."
    title="Loading组件示例"
  >
    <div ref="wrapEl">
      <Alert message="组件方式" />
      <a-button class="my-4 mr-4" type="primary" @click="openCompFullLoading">
        全屏 Loading
      </a-button>
      <a-button class="my-4" type="primary" @click="openCompAbsolute">
        容器内 Loading
      </a-button>
      <Loading
        :loading="compState.loading"
        :absolute="compState.absolute"
        :theme="compState.theme"
        :background="compState.background"
        :tip="compState.tip"
      />

      <Alert message="函数方式" />

      <a-button class="my-4 mr-4" type="primary" @click="openFnFullLoading">
        全屏 Loading
      </a-button>
      <a-button class="my-4" type="primary" @click="openFnWrapLoading">
        容器内 Loading
      </a-button>

      <Alert message="指令方式" />
      <a-button class="my-4 mr-4" type="primary" @click="openDirectiveLoading">
        打开指令Loading
      </a-button>
    </div>
  </PageWrapper>
</template>
<script lang="ts" setup>
import { reactive, ref } from "vue";
import { Loading, useLoading } from "@/components/Loading";
import { PageWrapper } from "@/components/Page";
import { Alert } from "ant-design-vue";

const wrapEl = ref<ElRef>(null);

const loadingRef = ref(false);
const compState = reactive<{
  absolute?: boolean;
  loading?: boolean;
  theme?: "dark" | "light";
  background?: string;
  tip?: string;
}>({
  absolute: false,
  loading: false,
  theme: "dark",
  background: "rgba(111,111,111,.7)",
  tip: "加载中...",
});
const [openFullLoading, closeFullLoading] = useLoading({
  tip: "加载中...",
});

const [openWrapLoading, closeWrapLoading] = useLoading({
  target: wrapEl,
  props: {
    tip: "加载中...",
    absolute: true,
  },
});

function openLoading(absolute: boolean) {
  compState.absolute = absolute;
  compState.loading = true;
  setTimeout(() => {
    compState.loading = false;
  }, 2000);
}

function openCompFullLoading() {
  openLoading(false);
}

function openCompAbsolute() {
  openLoading(true);
}

function openFnFullLoading() {
  openFullLoading();

  setTimeout(() => {
    closeFullLoading();
  }, 2000);
}

function openFnWrapLoading() {
  openWrapLoading();

  setTimeout(() => {
    closeWrapLoading();
  }, 2000);
}

function openDirectiveLoading() {
  loadingRef.value = true;
  setTimeout(() => {
    loadingRef.value = false;
  }, 2000);
}
</script>
